CN212620532U

CN212620532U - Large manual measuring device

Info

Publication number: CN212620532U
Application number: CN202021473264.6U
Authority: CN
Inventors: 李旭杰
Original assignee: Source Of United States And Sanmenxia Testing Instrument Co ltd
Current assignee: Source Of United States And Sanmenxia Testing Instrument Co ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-02-26
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses a large manual measuring device, which comprises two mounting plates, a supporting plate and a measuring box, wherein the two mounting plates are fixedly connected through a connecting rod, four mounting seats are uniformly distributed on the upper side of the mounting plate below in an annular manner, slide rails are arranged in the mounting seats, slide plates are connected in the slide rails of the mounting seats in a sliding manner, the supporting plate is fixed on the upper side of the slide plate, and the supporting plate comprises an arc-shaped surface in the vertical direction and a horizontal plane fixed at the lower edge of the inner side of the arc; a support rod is arranged between the two mounting plates, the back side of the measuring box is inserted into a sliding groove in the middle of the support rod, the measuring box is connected with the sliding groove in a sliding manner, and a detecting rod is connected in a sliding barrel in the middle of the detecting box in a sliding manner; the second spring is compressed by the gravity of the workpiece to be detected, the sliding plate slides downwards along the sliding rail in the mounting seat, and the clamping and fixing are realized by the gravity of the workpiece to be detected; the two side indicating blocks move under the pushing action of the push rod, and one side measurement is completed after the supporting rod moves for one circle; in addition, the measuring box is manually pushed, so that the different heights of the parts to be measured are measured.

Description

Large manual measuring device

Technical Field

The utility model relates to a machining equipment technical field, in particular to big manual measuring device.

Background

In the existing advanced machining system, in order to ensure the machining quality of products, a special detecting instrument is needed to measure the machining size of parts, the roundness of a round workpiece needs to be detected at present, and in order to detect the precision, most of the existing roundness detecting devices need to use a sensor, an amplifier and the like with higher precision, and the existing roundness detecting devices are used for measuring the outer edge of a wheel hub and other parts with lower precision requirements, so that the measuring devices are higher in cost, small in size and simple to operate, and therefore, the measuring devices are needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a technical scheme: a large manual measuring device comprises two disc-shaped mounting plates, a supporting plate and a measuring box, wherein the two mounting plates are arranged in parallel up and down, and circular sliding rails are arranged on opposite sides of the two mounting plates; the two mounting plates are fixedly connected through two parallel vertical connecting rods, four mounting seats are uniformly distributed on the upper side of the mounting plate below in an annular shape, slide rails are arranged in the mounting seats, the slide rails of the mounting seats incline towards the oblique upper side away from the central axis of the mounting plates, slide plates are connected in the slide rails of the mounting seats in a sliding manner, elastic components are arranged in the mounting seats, the bottom ends of the slide rails of the mounting seats are elastically connected with the bottom ends of the slide plates through the elastic components, a supporting plate is fixed on the upper side of each slide plate, and the supporting plate comprises an arc-shaped surface in the vertical direction; be provided with branch between two mounting panels, both ends insert respectively in the slide rail that corresponds the position mounting panel about the branch, and the branch tip that is located the slide rail at mounting panel sets up a plurality of guide pulleys, and the middle part of branch is provided with the spout, measure in the spout at box back of the body side insertion branch middle part, and measure box and spout sliding connection, sliding connection has the test bar in the slide cartridge at test box middle part, and test box middle part is provided with the slide cartridge, and sliding connection has the test bar in the slide cartridge, and the test bar left end runs through and detects the box left side, and test bar left end tip is spherical groove structure, and the spherical recess internal rotation of test bar left end is connected with spherical arch.

The measuring box is characterized in that a cross-shaped sliding rail is arranged between the inner wall of the cylinder inside the measuring box and the outer wall of the measuring box, the position, located inside the measuring box, of the measuring rod is a cavity structure with an opening at the end part of the right end, a first spring is arranged in the cavity structure of the measuring rod, the left end of the first spring is fixedly connected with the measuring rod, the right end of the first spring is fixedly connected with the bottom end of a sliding cylinder of the measuring box, a push rod is arranged at the position, corresponding to the cross-shaped sliding rail, of the outer wall of the measuring.

Preferably, the method comprises the following steps: the elastic component in the mounting seat is a second spring, the upper end of the second spring is fixedly connected with the concave part at the lower side of the sliding plate, and the lower end of the second spring is fixedly connected with the bottom end of the sliding rail of the mounting seat.

Preferably, the method comprises the following steps: the end part of the supporting rod in the sliding rail of the mounting plate is provided with two or three parallel rotating shafts, the guide wheels are respectively fixed at two ends of the corresponding rotating shafts, the guide wheels move in the sliding rail of the mounting plate, and the supporting rod is supported by the guide wheels together, so that the acting force of the supporting rod is balanced and the supporting rod is kept vertical.

Preferably, the method comprises the following steps: the edge of the sliding groove in the middle of the supporting rod is sleeved with a rubber pad used for increasing friction force, so that the measuring box can overcome the friction force to slide in the sliding groove by means of external force, and the measuring box is prevented from sliding automatically.

Preferably, the method comprises the following steps: and scales for displaying the sliding distance of the measuring box in the sliding groove are marked on the supporting rod.

Preferably, the method comprises the following steps: the right side of the measuring box is provided with a protruding structure for preventing the detecting box from falling off from the sliding groove.

Preferably, the method comprises the following steps: the side all is provided with the lug with the adaptation of cross slide rail around the instruction piece, makes the instruction piece remove about can in the cross slide rail, avoids the instruction piece to break away from the cross slide rail simultaneously.

Preferably, the method comprises the following steps: and scales for measuring the moving distance of the indicating block are marked on the outer wall of the measuring box.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model utilizes the gravity of the workpiece to be tested to compress the second spring, the slide plate slides downwards along the slide rail in the mounting seat, the supporting plate is gradually close to the arc side surface of the workpiece to be tested, the vertical arc surface of the supporting plate is contacted with the arc side surface of the workpiece to be tested, the central axis of the workpiece to be tested is superposed with the center of the turntable, and the workpiece to be tested is clamped, and the self gravity of the workpiece to be tested is utilized to realize clamping and fixing; in the measuring process, under the action of the first spring elasticity, the spherical bulge is always tightly attached to the arc-shaped side face of the workpiece to be measured, the detection rod moves under the combined action of the first spring elasticity and the arc-shaped side face of the workpiece to be measured, the indication blocks on two sides move under the pushing action of the push rod, one-side measurement is completed when the support rod moves for one circle, and whether the roundness of the workpiece to be measured is within an error allowable range is measured by directly reading the moving relative distance of the two indication blocks; in addition, the measuring box is manually pushed to slide in the sliding groove in the middle of the supporting rod, the height of the measuring box is adjusted, and then the position of the spherical bulge is adjusted, so that different heights of the component to be measured are measured, and the measuring range of the device is wider.

Drawings

FIG. 1 is a view of the structure of the present invention;

FIG. 2 is a view of the internal structure of the measuring box of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is a view of the inner structure of the mounting base of the present invention;

fig. 5 is a structural view of the end of the support rod of the present invention.

Reference numbers in the figures: 1, mounting a plate; 2, connecting rods; 3, mounting a base; 4, sliding plates; 5, a supporting plate; 6, supporting rods; 601 a guide wheel; 7, a measuring box; 8, detecting a rod; 801 spherical bulge; 9 a second spring; 10 a first spring; 11 a push rod; and 12 indicates a block.

Detailed Description

Referring to fig. 1-5, the present invention provides a technical solution: a large manual measuring device comprises two disc-shaped mounting plates 1, a supporting plate 5 and a measuring box 7, wherein the two mounting plates 1 are arranged in parallel from top to bottom, and circular sliding rails are arranged on opposite sides of the two mounting plates 1; the two mounting plates 1 are fixedly connected through two parallel connecting rods 2, four mounting seats 3 are annularly and uniformly distributed on the upper side of the mounting plate 1 below, sliding rails are arranged in the mounting seats 3, the sliding rails of the mounting seats 3 incline to the oblique upper side away from the central axis of the mounting plate 1, sliding plates 4 are connected in the sliding rails of the mounting seats 3 in a sliding mode, elastic parts are arranged in the mounting seats 3, the bottom ends of the sliding rails of the mounting seats 3 are elastically connected with the bottom ends of the sliding plates 4 through the elastic parts, supporting plates 5 are fixed on the upper sides of the sliding plates 4, and each supporting plate 5 comprises an arc-shaped surface in the vertical direction; be provided with branch 6 between two mounting panels 1, both ends insert respectively in the slide rail of corresponding position mounting panel 1 about branch 6, and the branch 6 tip that is located the slide rail of mounting panel 1 sets up a plurality of guide pulleys 601, and the middle part of branch 6 is provided with the spout, and in measuring 7 dorsal parts insert the spout at branch 6 middle parts, and measure box 7 and spout sliding connection. 6 middle part spout edge covers of branch have the rubber pad that is used for increasing frictional force, make and measure box 7 and need just can overcome frictional force and slide in the spout with the help of external force, avoid measuring box 7 and slide by oneself, it has the scale that is used for showing and measures box 7 sliding distance in the spout to mark on branch 6, it is provided with the protruding structure that is used for preventing to detect box 7 and drops from the spout to measure 7 right sides of the box, it is provided with the slide cartridge to detect 7 middle parts of the box, sliding connection has detection pole 8 in the slide cartridge, 8 left ends of detection pole run through and detect 7 left sides of the box, and 8 left ends tip of detection pole are spherical groove structure, 8 left ends spherical groove internal rotation of detection pole.

A cross slide rail is arranged between the inner wall and the outer wall of the slide cylinder in the measuring box 7. The position that measuring stick 8 is located measuring box 7 inside is right-hand member tip open-ended cavity structure, be provided with first spring 9 in the 8 cavity structures of measuring stick, first spring 9 left end and 8 fixed connection of measuring stick, the bottom fixed connection of the first spring 9 right-hand member and the 7 slide cartridge of measuring box, the position department that 8 outer walls of measuring stick correspond the cross slide rail is provided with push rod 11, push rod 11 runs through the cross slide rail, the push rod 11 left and right sides all is provided with indicator block 12, the side all is provided with the lug with the cross slide rail adaptation around the indicator block 12, make indicator block 12 can control about in the cross slide rail, avoid indicator block 12 to break away from the cross slide rail simultaneously, mark the scale that is used for measuring indicator block 12 displacement on the measuring box 7 outer wall.

The elastic component in the mounting seat 3 is a second spring 10, the upper end of the second spring 10 is fixedly connected with the concave part at the lower side of the sliding plate 4, and the lower end of the second spring 10 is fixedly connected with the bottom end of the sliding rail.

The end of the support rod 6 in the slide rail of the mounting plate 1 is provided with two or three parallel rotating shafts, the guide wheels 601 are respectively fixed at two ends of the corresponding rotating shafts, the guide wheels 601 move in the slide rail of the mounting plate 1, and the support rod 6 is supported by the guide wheels 601 together, so that the acting force of the support rod 6 is balanced and vertical.

When a cylindrical workpiece to be detected is detected, the first step: the workpiece to be tested is placed on the supporting plate 5, the slide rail of the mounting seat 3 inclines towards the oblique upper side far away from the center of the supporting plate 3, the gravity of the workpiece to be tested compresses the second spring 10, the slide plate 4 slides downwards along the slide rail in the mounting seat 3, the supporting plate 5 is gradually close to the arc side face of the workpiece to be tested until the vertical arc face of the supporting plate 5 contacts with the arc side face of the workpiece to be tested, and until the central axis of the workpiece to be tested coincides with the center of the turntable 4, and the workpiece to be tested is clamped.

Step two: the workpiece to be detected is contacted with the spherical bulge 801 at the left end of the detection rod 8, so that the detection rod 8 compresses the first spring 9, the spherical bulge is always tightly attached to the arc-shaped side face of the workpiece to be detected under the action of the elastic force of the first spring 9, the two indicating blocks 12 are manually pushed, and the two indicating blocks 12 are all tightly attached to the push rod 11.

Step three: promote branch 6, make branch 6 around the work piece that awaits measuring, move in the slide rail of mounting panel 1, because spherical bulge 801 hugs closely the arc side of the work piece that awaits measuring all the time, when the camber of the work piece that awaits measuring with spherical part 801 contact changes, under first spring 9 elasticity and the work piece arc side combined action that awaits measuring, the measuring rod 8 takes place to remove, it removes to instruct piece 12 through push rod 11 impetus both sides, branch 6 every removes a week, accomplish one side and measure, through the relative distance that two instruction pieces 12 removed of direct reading, measure whether the circularity of the work piece that awaits measuring is within the error allowance range.

Step four: and manually pushing the measuring box 7 to slide in the sliding groove in the middle of the supporting rod 6, adjusting the height of the measuring box 7, further adjusting the position of the spherical bulge 801, and repeating the step two and the step three to measure different heights of the component to be measured.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, which are only illustrative, but also various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the present invention as claimed, which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a big manual measuring device, includes two mounting panels, layer board and measures the box, its characterized in that: the two mounting plates are fixedly connected through two vertical connecting rods, four mounting seats are uniformly distributed on the upper side of the mounting plate below the mounting plates in an annular mode, sliding rails are arranged in the mounting seats, the sliding rails of the mounting seats incline towards the oblique upper side away from the central axis of the mounting plates, sliding plates are connected in the sliding rails of the mounting seats in a sliding mode, elastic parts are arranged in the mounting seats, the bottom ends of the sliding rails of the mounting seats are elastically connected with the bottom ends of the sliding plates through the elastic parts, a supporting plate is fixed on the upper side of each sliding plate, and each supporting plate comprises an arc-shaped surface; be provided with branch between two mounting panels, both ends insert respectively in the slide rail that corresponds the position mounting panel about the branch, and the branch tip that is located the slide rail of mounting panel sets up a plurality of guide pulleys, and the middle part of branch is provided with the spout, measure in the spout at box back of the body side insertion branch middle part, and measure box and spout sliding connection, it is provided with the slide cartridge to detect the box middle part, and sliding connection has the test bar in the slide cartridge, and the test bar left end runs through and detects the box left side, and test bar left end tip is spherical groove structure, and the spherical recess internal rotation of test bar left end is connected with spherical arch.

2. A large hand operated measuring device as claimed in claim 1 wherein: the measuring box is characterized in that a cross-shaped sliding rail is arranged between the inner wall of the sliding barrel inside the measuring box and the outer wall of the measuring box, the position, located inside the measuring box, of the measuring rod is of a cavity structure with an opening at the end part of the right end, a first spring is arranged in the cavity structure of the measuring rod, the left end of the first spring is fixedly connected with the measuring rod, the right end of the first spring is fixedly connected with the bottom end of the sliding barrel of the measuring box, a push rod is arranged at the edge of the right end of the arc-shaped side face of the measuring.

3. A large hand operated measuring device as claimed in claim 1 wherein: the elastic component in the mounting seat is a second spring, the upper end of the second spring is fixedly connected with the concave part at the lower side of the sliding plate, and the lower end of the second spring is fixedly connected with the bottom end of the sliding rail of the mounting seat.

4. A large hand operated measuring device as claimed in claim 1 wherein: the end part of the supporting rod positioned in the sliding rail of the mounting plate is provided with two or three parallel rotating shafts, and the guide wheels are respectively fixed at two ends of the corresponding rotating shafts.

5. A large hand operated measuring device as claimed in claim 1 wherein: the edge of the sliding groove in the middle of the supporting rod is sleeved with a rubber pad.

6. A large hand operated measuring device as claimed in claim 1 wherein: the support rod is marked with scales.

7. A large hand operated measuring device as claimed in claim 1 wherein: the right side of the measuring box is provided with a protruding structure, and scales are marked on the outer wall of the measuring box.

8. A large hand operated measuring device as claimed in claim 2, wherein: the front side and the rear side of the indicating block are provided with convex blocks adapted to the cross-shaped sliding rail.